SB2026021622 - SUSE update for the Linux Kernel (Live Patch 45 for SUSE Linux Enterprise 15 SP4)
Published: February 16, 2026
Security Bulletin ID
SB2026021622
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Division by zero (CVE-ID: CVE-2025-39742)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a division by zero error within the find_hw_thread_mask() function in drivers/infiniband/hw/hfi1/affinity.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.